AS209554 ISIF-AS ISIF OU

ISIF-AS ISIF OU · registered in Estonia

IPv4 addresses6,91213 prefixes · <0.001% of announced IPv4

Rank in Estonia#25largest network in EE by IPv4 space, of 173 · 0.49% of EE

Rank worldwide#11,680of 79,396 networks with IPv4

IPv6901 x /4834 prefixes

CountryEstonia183 ASNs registered there

Open AS209554 in ASN lookup Look up an IP in this network (45.95.212.1) All networks in Estonia

IPv4 prefixes

All 13 prefixes, in address order.

45.95.212.0/24
152.175.1.0/24
152.175.2.0/24
152.175.4.0/22
152.175.8.0/22
152.175.12.0/23
152.175.14.0/24
152.175.16.0/21
152.175.33.0/24
152.175.34.0/24
152.175.65.0/24
152.175.66.0/24
152.175.97.0/24

IPv6 prefixes

All 34 prefixes.

2001:df1:4580::/48
2405:84c0:6f00::/40
2405:84c0:8001::/48
2405:84c0:8003::/48
2405:84c0:8004::/47
2405:84c0:8007::/48
2405:84c0:8008::/47
2405:84c0:8011::/48
2405:84c0:8012::/47
2405:84c0:8014::/46
2405:84c0:8018::/48
2405:84c0:801a::/47
2405:84c0:801c::/47
2405:84c0:8022::/47
2405:84c0:8024::/46
2405:84c0:8028::/45
2405:84c0:8030::/46
2405:84c0:8034::/47
2405:84c0:803f::/48
2405:84c0:8040::/48
2405:84c0:8046::/47
2405:84c0:804f::/48
2405:84c0:8051::/48
2405:84c0:8052::/48
2405:84c0:8054::/46
2405:84c0:8060::/48
2405:84c0:a100::/48
2a0a:6040:ad00::/40
2a0b:1187:1000::/44
2a0b:1187:2000::/44
2a0b:1187:3000::/44
2a0b:1187:4000::/44
2a0b:1187:5000::/44
2a0f:6284:4400::/40

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AS201601#28 Astrec-Data Astrec Data OU5,376

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources